T-W25S050V - 1/4" (M6) Vacuum-Compatible Washer, 316 Stainless Steel, 25 Pack

Outer Diameter 0.505" ± 0.10"

Inner Diameter 0.286 ± 0.10" (1/4" and M6 Compatible)

Thickness 0.064" ± 0.007"

Material 316 Stainless Steel

Vacuum Compatibility >10^-6 Torr

Outgassing Rate at 20 °C  1.8 x 10^-8 Torr-Liters/s/cm²

^{Quantity 25}